.dy-tip {
    width: 900px;
    margin: 20px auto;
    color: #04cebb;
    font-size: large;
    font-style: oblique;
}
.dy-container{
    overflow: hidden;
    width: 900px;
    margin: 20px auto;
    position: relative;
    background: url("../img/BgBoard.jpeg") round;
}
.dy-game-red{
    position: absolute;
    width: 100px;
    height: 100px;
    background: url("../img/redBlur.png") no-repeat 0 0;
}
.dy-game-blue {
    position: absolute;
    width: 100px;
    height: 100px;
    background: url("../img/blueBlur.png") no-repeat 0 0;
}
.dy-game-k {
    width: 100px;
    height: 100px;
    float: left;
    cursor: pointer;
    -webkit-tap-highlight-color: rgba(0,0,0,0);
}
.dy-middle {
    position: absolute;
    width: 100px;
    height: 100px;
    line-height: 100px;
    top: 440px;
    left: -150px;
    text-align: center;
    color: #ffffff;
    background: rgb(117, 117, 117);
    font-size: 100px;
    border-radius: 50%;
    border: 10px #f75b0e solid;
    padding: 10px;
    box-shadow: 2px 2px #000;
}
.dy-middle-anim {
    animation: 4s point;
}
@keyframes point {
    0%{left:-150px}
    50%{left:390px}
    100%{left:-150px}
}
.dy-game-over {
    z-index: 999;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
}
.dy-game-over-text {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    margin: auto;
    width: 320px;
    height: 160px;
    line-height: 160px;
    font-size: 40px;
    text-align: center;
    background: #009688;
    color: #ffffff;
    border-radius: 80px;
    box-shadow: 0 10px 20px #028377;
}
.dy-game-over-text:hover {
    background: #ffffff;
    color: #009688;
    box-shadow: 0 10px 20px #000000;
    cursor: pointer;
}